NASA offers practical advice for those hoping to catch a glimpse of the Orionids ... Limit phone use and any exposure to white light, as this can impair night vision. While Halley's Comet won’t be ...
NASA recommends avoiding white light, such as that from cell phones, as it can disrupt night vision. Instead, use red light if needed and dress warmly for the cooler autumn nights. Halley’s Comet ...